Lead Mechanical Engineer Jobs in Illinois

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Mechanical Engineer

Jobot

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Old Mill Creek, Illinois, USA

Full-time

Innovative Hardware Technology Firm - $100k-$140k - Urgent Hire! This Jobot Job is hosted by: Steven Zacharias Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $100,000 - $140,000 per year A bit about us: We are a mid-sized, technology firm that develops cutting-edge RF tools and are looking to hire a Senior Mechanical Engineer ASAP! If interested, please apply or email your resume directly at - _source=Dice Why join us? $100,000-$140,000
Posted 1 day ago | Updated 3 hours ago

Senior Mechanical Engineer - Mission Critical

Burns & McDonnell

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Chicago, Illinois, USA

Full-time

Description Burns & McDonnell is a company made up of more than 10,000 engineers, architects, construction professionals, scientists, consultants, and entrepreneurs with offices across the country and throughout the world. Burns & McDonnell is 100 percent employee-owned and is proud to be on Fortune's 2020 list of 100 Best Companies to Work For. Burns & McDonnell has exciting opportunities for those interested in growing their careers in one of the most fast paced, innovative sectors of high tec
Posted 16 days ago | Updated moments ago

Senior Mechanical Engineer-Hydro Turbines

Stantec

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Chicago, Illinois, USA

Full-time

Join a team that has been partnering with our clients for more than 100 years to improve the quality of life around the world. When it comes to hydropower, dams, navigation and power delivery projects, we design with the next generation in mind. We operate with the strength of a $6B company paired with the agility of a specialized energy group, to deliver some of the most iconic and cutting-edge projects around the world. This proud legacy has fostered a culture of innovation and safety, leading
Posted 17 days ago | Updated 11 hours ago

Senior Mechanical Engineer-Hydro Turbines

Stantec

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Chicago, Illinois, USA

Full-time

Senior Mechanical Engineer-Hydro Turbines - ( 250001W5 ) Description Join a team that has been partnering with our clients for more than 100 years to improve the quality of life around the world. When it comes to hydropower, dams, navigation and power delivery projects, we design with the next generation in mind. We operate with the strength of a $6B company paired with the agility of a specialized energy group, to deliver some of the most iconic and cutting-edge projects around the world. This
Posted 17 days ago | Updated 11 hours ago

Senior Mechanical Engineer - Patriot PAC-2 Canister

RTX Corporation

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Massachusetts, USA

Full-time

Date Posted: 2025-05-21 Country: United States of America Location: RMA99: RTN Remote, Massachusetts Position Role Type: Remote U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation and allies defend freedoms and deter aggression. We bring t
Posted 1 day ago | Updated 11 hours ago

Mid-Level Mechanical Engineer

Pond & Company

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Remote or Peachtree Corners, Georgia, USA

Full-time

About the Position We are seeking a Mid-Level Mechanical Engineer to join our growing Professional Design Services team in either one of the following Pond offices (Atlanta, GA; Augusta, GA; Savannah, GA; Jacksonville, FL; Tempa, FL; Port Orange, FL; Columbia, SC; Charlotte, NC; Huntsville, AL; Mobile, AL; New Orleans, LA) or as a Remote Employee. The ideal candidate possesses 5+ years of related MEP design engineering experience and wants to grow, collaborate, and innovate. In this position, t
Posted 60+ days ago | Updated moments ago

Senior Mechanical Engineer

Pond & Company

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Remote or Peachtree Corners, Georgia, USA

Full-time

About the Position We are seeking a Senior Mechanical Engineer to join our growing Professional Design Services team in either one of the following Pond offices (Atlanta, GA; Augusta, GA; Savannah, GA; Jacksonville, FL; Tempa, FL; Port Orange, FL; Columbia, SC; Charlotte, NC; Huntsville, AL; Mobile, AL; New Orleans, LA) or as a Remote Employee. The ideal candidate possesses 10+ years of related MEP design engineering experience and wants to grow, collaborate, and innovate. In this position, the
Posted 60+ days ago | Updated moments ago

Senior Mechanical Engineer (Power Focus)

Sargent & Lundy LLC.

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Chicago, Illinois, USA

Full-time

Description This role offers a hybrid work arrangement. You'll spend three days a week in the office, giving you the flexibility to work remotely for two days Overview: Sargent & Lundy Consulting (SLC) works on behalf of clients to support electric power projects. We evaluate and optimize technical, commercial, environmental, and financial aspects of the projects for a variety of clients.. Responsibilities: In this role, you will provide development support, conceptual design and owner's engi
Posted 19 days ago | Updated 11 hours ago

Senior Mechanical Engineer 1 - Government Services

Sargent & Lundy LLC.

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Remote

Full-time

Description Sargent & Lundy's Government Services Division provides cutting-edge engineering and consulting to the management and operating contractors for the US Department of Energy (DOE) and the National Nuclear Security Administration (NNSA). What does this mean? You can be a part of multi-discipline teams developing and designing facilities, systems, and equipment for the nation's major research laboratories and the legacy nuclear weapons production complex. This critical engineering work
Posted 7 days ago | Updated 11 hours ago

Senior Mechanical Engineer 2 - Nuclear

Sargent & Lundy LLC.

•

Chicago, Illinois, USA

Full-time

Description This role offers a hybrid work arrangement. You'll spend three days a week in the office, giving you the flexibility to work remotely for two days. You will be involved in nuclear power plant systems design, including preparation or review of: Modification packages for operating nuclear power plantsFunctional mechanical drawings and/or drawings for nuclear power plant systemsEngineering analyses and evaluations to support modifications and operation of plant systemsTechnical specifi
Posted 18 days ago | Updated 11 hours ago

Senior Mechanical Engineer 1 - Nuclear

Sargent & Lundy LLC.

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Remote

Full-time

Description This is a senior level mechanical engineering position that will provide you with a variety of interesting and challenging responsibilities. We are looking for candidates with experience in the analysis, design, and licensing requirements of mechanical and nuclear systems and components for nuclear power plants. You will be involved in nuclear power plant systems design, including preparation or review of: Modification packages for operating nuclear power plantsSystem and Componen
Posted 21 days ago | Updated 11 hours ago

Senior Mechanical Engineer - Nuclear Plant Analysis

Sargent & Lundy LLC.

•

Chicago, Illinois, USA

Full-time

Description This position will offer you the ability to directly apply your knowledge of thermodynamics, heat transfer, fluid mechanics, and experience in power plant engineeringYou will be preparing or reviewing calculations, evaluations, and technical reports to support client recommendations and reviews, and will additionally conduct equipment sizing, optimization evaluation, and selection in response to client needsWhile supporting clients and project teams with other Mechanical Engineers,
Posted 21 days ago | Updated 11 hours ago

Mechanical Engineer Sr

Lockheed Martin Corporation

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Remote or Englewood, Colorado, USA

Full-time

Job Description As we enter a new era of Strategic Weapon Systems, Lockheed Martin is a pioneer, partner, innovator and builder. Our amazing men and women are on a mission to make a difference in the world and every single day we use our unique skills, talents and experiences to design and build solutions to some of the world's hardest engineering problems. Do you want to be part of a culture that inspires employees to envision the impossible, perform with excellence and build incredible produc
Posted 3 days ago | Updated moments ago

Senior Mechanical Engineer 2 (Power Uprates) - Nuclear

Sargent & Lundy LLC.

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Chicago, Illinois, USA

Full-time

Description Our electric power generation clients are seeking to increase the power output of their existing power plants to meet the electric demands. This is expanding work in the Mechanical Analysis Engineering group. You will work on major systems, equipment, and plant process in the following areas: Develop and lead licensing basis system and component evaluations for nuclear power uprate projects.This position will offer you the ability to directly apply your knowledge of thermodynamics,
Posted 21 days ago | Updated 11 hours ago

Senior Mechanical Engineer - Nuclear (Chicago)

Burns & McDonnell

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Chicago, Illinois, USA

Full-time

Description The Senior Mechanical Engineer will lead mechanical design project teams to create world class designs for new projects, alterations and redevelopments on a variety of projects including power, process, corporate, healthcare, pipeline, airports, institutional, industrial, manufacturing, government and military facilities. The Senior Mechanical Engineer will lead the project team throughout the design and construction process, adapting mechanical plans according to budget constraints,
Posted 60+ days ago | Updated moments ago

Senior Mechanical Engineer Analyst 1 (Power Uprates) - Nuclear

Sargent & Lundy LLC.

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Remote

Full-time

Description This will be a remote Mechanical Analysis position to support Power Uprates. Our electric power generation clients are seeking to increase the power output of their existing power plants to meet the electric demands. This is expanding work in the Mechanical Analysis Engineering group. You will work on major systems, equipment, and plant process in the following areas: Develop and lead licensing basis system and component evaluations for nuclear power uprate projects.This position w
Posted 21 days ago | Updated 11 hours ago

Mechanical Engineer - Mid-Level

Sargent & Lundy LLC.

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Chicago, Illinois, USA

Full-time

Description This position will offer you the ability to directly apply your knowledge of thermodynamics, heat transfer, and fluid mechanics.You will be preparing calculations, specifications, and technical reports to support client recommendations and reviews, and will additionally conduct equipment sizing, optimization evaluation, and selection in response to project needs.While supporting project teams with other Mechanical Engineers, you will be involved in system engineering, including the
Posted 21 days ago | Updated 11 hours ago

Sr NPD Mechanical Engineer

G&W Electric

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Bolingbrook, Illinois, USA

Full-time

Sr. NPD Project Engineer - Mechanical The Sr NPD Project Engineer will support product realization through cross-functional team collaboration. Responsible for managing portions of the new product design process As a Sr. NPD Project Engineer - Mechanical you will: Be responsible for leading portions of the design process, completing assigned tasks, assisting other members of the team, and helping to ensure project completion in accordance with the schedule. Develop schedules, coordinate and mana
Posted 25 days ago | Updated 3 hours ago

Mechanical Engineer - Senior-Level

Sargent & Lundy LLC.

•

Chicago, Illinois, USA

Full-time

Description Your responsibilities will include, but are not limited to: You will be responsible for leading the Mechanical Engineering design efforts for a team of junior and senior engineers and designers.You will work on challenging assignments that include investigating, troubleshooting, and solving a wide variety of mechanical engineering issues.Act as the Mechanical team lead in the coordination of detailed design phases for all aspects of mechanical engineering work.Develop integrated sys
Posted 21 days ago | Updated 11 hours ago

Mass Properties Engineer Sr - Mechanical Engineer

Lockheed Martin Corporation

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Remote or King of Prussia, Pennsylvania, USA

Full-time

Job Description Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more - we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We're creating future-ready solutio
Posted 44 days ago | Updated moments ago